On Linux/ia32, revision 154079:
http://gcc.gnu.org/ml/gcc-cvs/2009-11/msg00300.html
caused:
FAIL: g++.dg/torture/stackalign/unwind-2.C -O1 execution test
FAIL: g++.dg/torture/stackalign/unwind-2.C -O2 execution test
FAIL: g++.dg/torture/stackalign/unwind-2.C -O2 -flto execution test
FAIL: g++.dg/torture/stackalign/unwind-2.C -O2 -fwhopr execution test
--
Summary: [4.5 regression] Revision 154079 failed
g++.dg/torture/stackalign/unwind-2.C
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: hjl dot tools at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42004